Question: calculate the [a] variance and [b] standard deviataion for the weekly observation data. 37 48 55 64 67 67 67 73 76 76 81 83

calculate the [a] variance and [b] standard deviataion for the weekly observation data.

37
48
55
64
67
67
67
73
76
76
81
83
86
91

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